Path: utzoo!attcan!uunet!cs.utexas.edu!samsung!think!mintaka!oliveb!orc!decwrl!eda.com!jim
From: jim@eda.com (Jim Budler)
Newsgroups: comp.sys.mac
Subject: Re: Real Time Clock Chip source
Message-ID: <1990Mar16.202040.12296@eda.com>
Date: 16 Mar 90 20:20:40 GMT
References: <1990Mar15.070202.1914@eda.com> <1990Mar16.103331.22938@isis.educ.lon.ac.uk>
Distribution: comp
Organization: Digital Equipment Corp., DFE, Santa Clara, CA.
Lines: 26

tejtemw@isis.educ.lon.ac.uk (EARL WILLIAMS) writes:

>In article <1990Mar15.070202.1914@eda.com> budler@eda.com (Jim Budler) writes:
>>My Antique Mac has developed a fibrillated clock. It jumps to random other
>>era's, or dies completely February 6, 1940 at 6:28:15 AM.

>Sounds like your battery has run dead.  The clock chip is probably fine.  In
>order to keep time while the power to the Mac is off, there is a little
>battery inside your case.  When it dies, your clock starts "fibrillating."

Sigh...

No.

I can read a voltmeter and an oscilloscope.

Either the clock chip or it's crystal is bad. I have a new crystal, but was
hoping to find a clock chip before cracking the case again.

jim

-- 
Jim Budler	jim@eda.com    ...!{decwrl,uunet}!eda!jim
Digital Equipment Corporation, EDA Systems Group
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